Shanghai Unique Alloy Co.Ltd 

Focus on Copper Alloy 

Casting Aluminium Bronze C95700

 

Chemical Composition

  Element
Cu(1) Fe Ni(2) Al Mn Si
(1) Cu + Sum of Named Elements 99.5% min.(2) Ni value includes Co.
Min (%) 71.0 2.0 1.5 7.0 11.0  
Max (%)   4.0 3.0 8.5 14.0 0.10
Physical Properties
* Annealed, Fast Cooled Condition
** Slow Cooled Condition, Range 2.2 to 15.0
Melting Point - Liquidus°F 1814
Melting Point - Solidus°F 1742
Densitylb/cu in. at 68°F 0.272
Specific Gravity 7.53
Electrical Conductivity% IACS at 68°F 3
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F 7
Coefficient of Thermal Expansion 68-57210-6 per °F (68 – 572°F) 9.8
Specific Heat CapacityBtu/ lb /°F at 68°F 0.105
Modulus of Elasticity in Tensionksi 18000
Magnetic Permeability* 1.03
Magnetic Permeability** 2.2
Poisson's Ratio 0.326
Casting Characteristics
Casting Attribute Level
Casting Yield Low
Drossing High
Effect of Section Size Low
Fluidity Medium
Gassing Medium
Patternmakers Shrinkage 3/16
Shrinkage in Solidification High
Fabrication Properties
Technique Suitability
Soldering Good
Brazing Good
Oxyacetylene Welding Not Recommended
Gas Shielded Arc Welding Excellent
Coated Metal Arc Welding Good
Machinability Rating 50
 
Thermal Properties
Treatment Value Time
Stress Relief 600  
Solution Treatment   0